From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8B79FC43603 for ; Mon, 9 Dec 2019 18:03:05 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 49B1C207FF for ; Mon, 9 Dec 2019 18:03:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="eyU3+ILK"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="Sz+/fCjq" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 49B1C207FF Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=broadcom.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=N0Cami/jntCKAP5QHF4SHE9QRzN/ka7Qoi+Ugyfzxrc=; b=eyU3+ILKrCOP6ugFaYRtCjP7+ 9tmXTaz4f/mmm2nb4Kji8GAlnhlSjEtyvQ9ptbnJC9LdSeNtdT928zFzbIUplyRePE3PKIIcmgpoR uIh11HpeY/XVWmROrQbcR5pDKiFM+g6H/g9XumyyOuICJ8y5++TvzBOkJq70KrsVj8KnqAVrbUtwL 3mnG3oAGUEOQedb7vwI+w16dt9qhcph5PB/GS3KFm0CBCshixObA/4Iiw76i1kgjP8OQ9IFeN+kMr PVsQAYTuSwaY9LnG5a/w+ORAP4kjXCEbk/N+EdNWZpTiPG8K7iknHTbvzjJdoyTnBRpxIVkrr9uS5 2H0SSKyXQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ieNN8-00006G-R5; Mon, 09 Dec 2019 18:03:02 +0000 Received: from mail-pl1-x642.google.com ([2607:f8b0:4864:20::642]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ieNN5-00005i-GF for linux-arm-kernel@lists.infradead.org; Mon, 09 Dec 2019 18:03:00 +0000 Received: by mail-pl1-x642.google.com with SMTP id g6so6110063plp.7 for ; Mon, 09 Dec 2019 10:02:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=0YsPAtOD2B97kYz+aPx1oxns46408201TPj5O/tIazQ=; b=Sz+/fCjqYOiJDd/7AcP5OSR6UajygLGcCbKT5Stg6Oz8XAY2WmjrCBd/m1SYfnEEnQ Luf4Qn4e2hwf+WkdL15QyOYY1iVTaWzz1KevnrW4qtzYHKf6a4LyKSwXUu4niXhRVQmh sjoLhkzMwb2ozNPJAIJsygJ6dLZ8T+Peg0Xb0= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=0YsPAtOD2B97kYz+aPx1oxns46408201TPj5O/tIazQ=; b=U4HAvh6orzuRlCCIahlv7dNmDvVI6NO0yOtbpLyX7NnrWExwmqPBTwCokJldHLvUeL e3foCckO71xq4YK2b/6DIxsVcSRlT0WVAFSi3WjWZtBBFdYzBiCQUYyCepQWQ09AmgDx HXqGhZL4wmGAKcyOOWlxSHQ8jVQ9A2Yh9zkc4Zg3Xgjl4ajfKWONIvfineer6sebBO8m FZpTS6iR3C6aLrv5sOHFbYE6U8Sz93UW8334Mm2tY5YmhDFpKF3Dqn4F6TMJutE3oPpj 1Qce9F49s4IxtHAscsWa0rR7vRlZIvGJz0NOIMlkaQu+27GqxJVmtvw9dygdlBI7N0A6 NblA== X-Gm-Message-State: APjAAAVY1oDqteGI3x7OQXenataW+D1bUPHwvX64okuuUvhuj6mGdWxF 5Z4l1+CcqtizaJzSR3jwGuHipQ+AADAx6YJ7o3tGWzQxbSR3iKjSAR5Hz/FECAunmcueKDEzko5 6PYcnDK6T59P3lsoPIKHOxgWxcOk2BndR6hBprkHGupLjP0SFgpxZvNWtx2Wcsqr3jbYhrJKXx7 RYazA6ib35EBg= X-Google-Smtp-Source: APXvYqxsvzB6CFv06nZv5X+fP4cX+FzYXhiKJAS60N31poBuk0qfyxhmyAij3weEl98sWCL57RWQFg== X-Received: by 2002:a17:902:9f98:: with SMTP id g24mr31305945plq.325.1575914577974; Mon, 09 Dec 2019 10:02:57 -0800 (PST) Received: from rj-aorus.ric.broadcom.com ([192.19.228.250]) by smtp.gmail.com with ESMTPSA id h128sm114062pfe.172.2019.12.09.10.02.54 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 09 Dec 2019 10:02:56 -0800 (PST) Subject: Re: [PATCH 0/2] Add iProc IDM device support To: Marc Zyngier References: <20191202233127.31160-1-ray.jui@broadcom.com> <20191207173914.353f768d@why> From: Ray Jui Message-ID: Date: Mon, 9 Dec 2019 10:02:53 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.1 MIME-Version: 1.0 In-Reply-To: <20191207173914.353f768d@why> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191209_100259_538889_AF5EDFD7 X-CRM114-Status: GOOD ( 14.47 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Rayagonda Kokatanur , linux-kernel@vger.kernel.org, Rob Herring , bcm-kernel-feedback-list@broadcom.com, linux-arm-kernel@lists.infradead.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 12/7/19 9:39 AM, Marc Zyngier wrote: > On Mon, 2 Dec 2019 15:31:25 -0800 > Ray Jui wrote: > >> The Broadcom iProc IDM device allows control and monitoring of ASIC internal >> bus transactions. Most importantly, it can be configured to detect bus >> transaction timeout. In such case, critical information such as transaction >> address that caused the error, bus master ID of the transaction that caused >> the error, and etc., are made available from the IDM device. > > This seems to have many of the features of an EDAC device reporting > uncorrectable errors. > > Is there any reason why it is not implemented as such? > > Thanks, > > M. > I thought EDAC errors (in fact, in our case, that's fatal rather than uncorrectable) are mostly for DDR. Is my understanding incorrect? Thanks, Ray _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel